<!DOCTYPE HTML>
<html>
<head>
    <title>商品详情</title>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
    <!-- jquery -->
    <script type="text/javascript" src="/js/jquery.min.js"></script>
    <!-- bootstrap -->
    <link rel="stylesheet" type="text/css" href="/bootstrap/css/bootstrap.min.css"/>
    <script type="text/javascript" src="/bootstrap/js/bootstrap.min.js"></script>
    <!-- jquery-validator -->
    <script type="text/javascript" src="/jquery-validation/jquery.validate.min.js"></script>
    <script type="text/javascript" src="/jquery-validation/localization/messages_zh.min.js"></script>
    <!-- layer -->
    <script type="text/javascript" src="/layer/layer.js"></script>
    <!-- md5.js -->
    <script type="text/javascript" src="/js/md5.min.js"></script>
    <!-- common.js -->
    <script type="text/javascript" src="/js/common.js"></script>

</head>
<body>

<div class="panel panel-default">
    <div class="panel-heading">秒杀商品详情</div>
    <div class="panel-body">
        <span id="userTip"> 您还没有登录，请登录后再操作<br/></span>
        <span>没有收货地址的提示...</span>
    </div>
    <table class="table" id="goodsList">
        <tr>
            <td>商品名称</td>
            <td colspan="3" id="goodsName"></td>
        </tr>
        <tr>
            <td>商品图片</td>
            <td colspan="3"><img id="goodsImg" width="200" height="200"/></td>
        </tr>
        <tr>
            <td>秒杀开始时间</td>
            <td id="startTime"></td>
            <td>
                <!--无论秒杀进行中，秒杀已结束都可获得剩余秒数-->
                <input type="hidden" id="remainSeconds">
                <span id="secKillTip"></span>
            </td>
            <td>
                <!--            <form id="secKillForm" method="post" action="/seckill/doSeckill">
                                <input type="hidden" name="goodsId" id="goodsId">
                                <button class="btn btn-primary btn-block" type="submit" id="buyButton">立即秒杀</button>
                            </form>-->

                <div class="row">
                    <div class="form-inline">
                        <img id="captchaImg" width="130" height="32" onclick="refreshCaptcha()" style="display: none">
                        <input id="captcha" class="form-control" style="display: none">
                        <button class="btn btn-primary" type="button" id="buyButton"
                                onclick="getSeckillPath()">立即秒杀
                            <input type="hidden" name="goodsId" id="goodsId"/>
                        </button>

                    </div>

                </div>

            </td>

        </tr>
        <tr>
            <td>商品原价</td>
            <td colspan="3" id="goodsPrice"></td>
        </tr>
        <tr>
            <td>秒杀价</td>
            <td colspan="3" id="secKillPrice"></td>
        </tr>
        <tr>
            <td>库存数量</td>
            <td colspan="3" id="stockCount"></td>
        </tr>
    </table>
</div>
</body>
<script>
    $(function () {
        getDetail();
        // countDown();
    });

    function refreshCaptcha() {
        $("#captchaImg").attr("src", "/seckill/captcha?goodsId=" + $("#goodsId").val());
    }

    function getSeckillPath() {
        var goodsId = $("#goodsId").val();
        var captcha = $("#captcha").val();
        g_showLoading();
        $.ajax({
            url: "/seckill/path",
            type: "GET",
            data: {
                goodsId: goodsId,
                captcha: captcha
            },
            success: function (data) {
                if (data.code == 200) {
                    var path = data.obj;
                    doSeckill(path);
                } else {
                    layer.msg(data.message);
                }
            },
            error: function () {
                layer.msg("客户端请求错误");
            }
        })
    }

    function getDetail() {
        var goodsId = g_getQueryString("goodsId");
        $.ajax({
            url: 'goods/detail/' + goodsId,
            type: 'GET',
            success: function (data) {
                if (data.code == 200) {
                    render(data.obj);

                } else {
                    layer.msg("客户端请求出错");
                }
            },
            error: function () {
                layer.msg("客户端请求出错");
            }

        });
    }

    function render(detail) {
        console.log(detail)
        var user = detail.user;
        var goodsVo = detail.goodsVo;
        var remainSeconds = detail.remainSeconds;
        var secKillStatus = detail.secKillStatus;

        if (user) {
            $("userTip").hide();
        }
        $("#goodsName").text(goodsVo.goodsName);
        $("#goodsImg").attr("src", goodsVo.goodsImg);
        $("#startTime").text(new Date(goodsVo.startDate).format("yyyy-MM-dd hh:mm:ss"));
        $("#goodsId").val(goodsVo.id);
        $("#goodsPrice").text(goodsVo.goodsPrice);
        $("#secKillPrice").text(goodsVo.secKillPrice);
        // 给隐藏的 input 标签赋值
        $("#remainSeconds").val(remainSeconds);
        $("#stockCount").text(goodsVo.stockCount);

        countDown();
    }

    function doSeckill(path) {
        $.ajax({
            url: '/seckill/' + path + '/doSeckill',
            type: 'POST',
            data: {
                goodsId: $("#goodsId").val()
            },
            success: function (data) {
                if (data.code == 200) {
                    // window.location.href = "/orderDetail.htm?orderId=" + data.obj.id;
                    getResult($("#goodsId").val());
                } else {
                    layer.msg(data.message);
                }
            },
            error: function () {
                layer.msg("客户端请求错误");
            }
        })
    }

    function countDown() {
        var remainSeconds = $("#remainSeconds").val();
        var timeout;
        // 秒杀未开始
        if (remainSeconds > 0) {
            $("#buyButton").attr("disabled", true);
            $("#secKillTip").html("秒杀倒计时：" + remainSeconds + "秒");
            timeout = setTimeout(function () {
                // $("#countDown").text(remainSeconds - 1);
                $("#remainSeconds").val(remainSeconds - 1);
                countDown();
            }, 1000)
            // 秒杀进行中
        } else if (remainSeconds == 0) {
            $("#buyButton").attr("disabled", false);
            if (timeout) {
                clearTimeout(timeout);
            }
            $("#secKillTip").html("秒杀进行中")
            $("#captchaImg").attr("src", "/seckill/captcha?goodsId=" + $("#goodsId").val() + "&time=" + new Date());
            $("#captchaImg").show();
            $("#captcha").show();
        } else {
            // TODO 此处是否有 bug？ 从秒杀进行中到秒杀已结束如何实现？
            $("#buyButton").attr("disabled", true);
            $("#secKillTip").html("秒杀已结束")
            $("#captchaImg").hide();
            $("#captcha").hide();
        }
    };

    function getResult(goodsId) {
        g_showLoading();
        $.ajax({
            url: '/seckill/result',
            type: 'GET',
            data: {
                goodsId: goodsId
            },
            success: function (data) {
                console.log(data.obj)
                if (data.code == 200) {
                    var result = data.obj;
                    if (result == -1) {
                        layer.message("对不起，秒杀失败");
                    } else if (result == 0) {
                        setTimeout(function () {
                            getResult(goodsId)
                        }, 50);
                    } else {
                        // TODO [obj,obj]?
                        layer.confirm("恭喜您，秒杀成功！查看订单？" + {btn: ["确定", "取消"]}, function () {
                            window.location.href = "orderDetail.htm?orderId=" + result;
                        }), function () {
                            layer.close();
                        }
                    }
                }

            },
            error: function () {
                layer.message("客户端请求错误");
            }
        })
    }

</script>
</html>
